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| Query : 1992ApJ...389..443K |
1992ApJ...389..443K - Astrophys. J., 389, 443-446 (1992/April-2)
Improved calculations for the C III lambda lambda 1907,1909 and Si III lambda lambda 1883, 1892 electron density sensitive emission-line ratios and a comparison with IUE observations.
KEENAN F.P., FEIBELMAN W.A. and BERRINGTON K.A.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Atomic Data - ISM: Planetary Nebulae: General - Stars: Binaries: Symbiotic - Ultraviolet: Stars
Simbad objects: 5
| Number of rows : 5 |
| N | Identifier | Otype |
ICRS (J2000) RA |
ICRS (J2000) DEC |
Mag U | Mag B | Mag V | Mag R | Mag I | Sp type |
#ref
1850 - 2026 |
#notes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | V* AX Per | Sy* | 01 36 22.7004366768 | +54 15 02.411547480 | 11.45 | 10.67 | 11.04 | M3IIIep+A0 | 304 | 1 | ||
| 2 | IC 418 | PN | 05 27 28.2059533560 | -12 41 50.282287764 | 9.405 | 9.010 | 10.118 | O7fp | 1059 | 2 | ||
| 3 | NGC 3918 | PN | 11 50 17.7709504944 | -57 10 57.017302428 | 10.0 | 8.5 | ~ | 390 | 1 | |||
| 4 | NGC 6572 | PN | 18 12 06.3181909152 | +06 51 13.027935240 | 9.3 | 10.8 | [WC] | 761 | 0 | |||
| 5 | NGC 6818 | PN | 19 43 57.770472 | -14 09 13.36932 | 9.3 | ~ | 357 | 1 |
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